Bump etc/coq-scripts from 5876e80 to 857071d (#1873)

Bumps [etc/coq-scripts](https://github.com/JasonGross/coq-scripts) from `5876e80` to `857071d`.
- [Commits](JasonGross/coq-scripts@5876e80...857071d)

---
updated-dependencies:
- dependency-name: etc/coq-scripts
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>